Assembly; Assemble The Rail And Install The Troiley - Craftsman 139.53920D Manual Del Propietário

ASSEMBLY STEP t
Assemble the Rail & Instaff the Troffey
To avoid installation difficulties, do not run the
garage door opener until instructed to do so.
The front rail has a cut out "window"at the door end
(see illustration), The hole above this window is
larger on the top of the rail than on the bottom A
smaller hole 3-1/2" (8,,9 cm) away is close to the raft
edge Rotate the back raft so it has a similar hole
close to the opposite edge, about 4-3/4" (12 cm)
from the far end,
1 Remove the straight door arm and hanging
bracket packaged inside the front rail and set
aside for Installation Step 5 and 12 NOTE: To
prevent INJURY while unpacking the rail carefully
remove the straight door arm stored within the rail
section,
2. Align the rail sections on a flat surface as shown
and slide the tapered ends into the Iarger ones=
Tabs along the side wilt lock into place
T0 prevent INJURY from pinching, keephandsand
fingers awayfrom the joints while assemblingthe rail
3, Place the motor unit on packing material to protect
the cover, and rest the back end of the rail on top
For convenience, put a support under the front
end of the rail
4. As a temporary trolley stop, insert a screwdriver
intothe hole 10" (25 cm) away from the front of
the rail, as shown,,
5. Check to be sure there are 4 plastic wear pads
inside the inner trolley if they became loose
during shipping, check all packing material, Snap
them back into position as shown
6, Slide the trolley assembly along the rail from the
back end to the screwdriver,
T_olIey
KEEP LARGER
HOLE ON TOP
FRONT RAIL
(TOP)
Back Rails
(TO MOTOR UNIT)
End
W_ndow
CubOul
Idler
Pufley-,_,Ylj
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End